Specific EEPROM module

code/espurna/config/general.h

@@ -142,6 +142,10 @@
 //------------------------------------------------------------------------------
 
 #define EEPROM_SIZE             4096            // EEPROM size in bytes
+//#define EEPROM_RORATE_SECTORS   2             // Number of sectors to use for EEPROM rotation
+                                                // If not defined the firmware will use a number based
+                                                // on the number of available sectors
+
 #define EEPROM_RELAY_STATUS     0               // Address for the relay status (1 byte)
 #define EEPROM_ENERGY_COUNT     1               // Address for the energy counter (4 bytes)
 #define EEPROM_CUSTOM_RESET     5               // Address for the reset reason (1 byte)

code/espurna/config/prototypes.h

@@ -73,6 +73,7 @@ void settingsGetJson(JsonObject& data);
 bool settingsRestoreJson(JsonObject& data);
 void settingsRegisterCommand(const String& name, void (*call)(Embedis*));
 void settingsInject(void *data, size_t len);
+Stream & settingsSerial();
 
 // -----------------------------------------------------------------------------
 // I2C

code/espurna/eeprom.ino

@@ -0,0 +1,58 @@
+/*
+
+EEPROM MODULE
+
+*/
+
+#include <EEPROM_Rotate.h>
+
+// -----------------------------------------------------------------------------
+
+String eepromSectors() {
+    String response;
+    for (uint32_t i = 0; i < EEPROMr.sectors(); i++) {
+        if (i > 0) response = response + String(", ");
+        response = response + String(EEPROMr.base() - i);
+    }
+    return response;
+}
+
+#if TERMINAL_SUPPORT
+
+void _eepromInitCommands() {
+
+    settingsRegisterCommand(F("EEPROM.DUMP"), [](Embedis* e) {
+        EEPROMr.dump(settingsSerial());
+        DEBUG_MSG_P(PSTR("\n+OK\n"));
+    });
+
+}
+
+#endif
+
+// -----------------------------------------------------------------------------
+
+void eepromSetup() {
+
+    #ifdef EEPROM_ROTATE_SECTORS
+        EEPROMr.sectors(EEPROM_ROTATE_SECTORS);
+    #else
+        uint8_t sectors = 0;
+        if (EEPROMr.last() > 1000) { // 4Mb boards
+            sectors = 4;
+        } else if (EEPROMr.last() > 250) { // 1Mb boards
+            sectors = 2;
+        } else {
+            sectors = 1;
+        }
+        EEPROMr.sectors(sectors);
+    #endif
+
+    EEPROMr.offset(EEPROM_ROTATE_DATA);
+    EEPROMr.begin(EEPROM_SIZE);
+
+    #if TERMINAL_SUPPORT
+        _eepromInitCommands();
+    #endif
+
+}

code/espurna/espurna.ino

@@ -47,7 +47,10 @@ void setup() {
         debugSetup();
     #endif
 
-    // Init EEPROM, Serial, SPIFFS and system check
+    // Init EEPROM
+    eepromSetup();
+    
+    // Init Serial, SPIFFS and system check
     systemSetup();
 
     // Init persistance and terminal features

code/espurna/settings.ino

@@ -167,10 +167,6 @@ void _settingsFactoryResetCommand() {
     EEPROMr.commit();
 }
 
-void _settingsDumpCommand() {
-    EEPROMr.dump(_serial);
-}
-
 void _settingsInitCommands() {
 
     #if DEBUG_SUPPORT
@@ -186,11 +182,6 @@ void _settingsInitCommands() {
         DEBUG_MSG_P(PSTR("+OK\n"));
     });
 
-    settingsRegisterCommand(F("EEPROM.DUMP"), [](Embedis* e) {
-        _settingsDumpCommand();
-        DEBUG_MSG_P(PSTR("\n+OK\n"));
-    });
-
     settingsRegisterCommand(F("ERASE.CONFIG"), [](Embedis* e) {
         DEBUG_MSG_P(PSTR("+OK\n"));
         resetReason(CUSTOM_RESET_TERMINAL);
@@ -343,6 +334,10 @@ void settingsInject(void *data, size_t len) {
     _serial.inject((char *) data, len);
 }
 
+Stream & settingsSerial() {
+    return (Stream &) _serial;
+}
+
 size_t settingsMaxSize() {
     size_t size = EEPROM_SIZE;
     if (size > SPI_FLASH_SEC_SIZE) size = SPI_FLASH_SEC_SIZE;

code/espurna/system.ino

@@ -148,18 +148,6 @@ void _systemSetupSpecificHardware() {
 
 void systemSetup() {
 
-    uint8_t sectors = 0;
-    if (EEPROMr.last() > 1000) { // 4Mb boards
-        sectors = 4;
-    } else if (EEPROMr.last() > 250) { // 1Mb boards
-        sectors = 2;
-    } else {
-        sectors = 1;
-    }
-    EEPROMr.offset(EEPROM_ROTATE_DATA);
-    EEPROMr.rotate(sectors);
-    EEPROMr.begin(EEPROM_SIZE);
-
     #if SPIFFS_SUPPORT
         SPIFFS.begin();
     #endif

code/espurna/utils.ino

@@ -240,8 +240,11 @@ void info() {
     DEBUG_MSG_P(PSTR("[INIT] Flash size (SDK):  %8u bytes / %4d sectors\n"), ESP.getFlashChipSize(), sectors(ESP.getFlashChipSize()));
     DEBUG_MSG_P(PSTR("[INIT] Firmware size:     %8u bytes / %4d sectors\n"), ESP.getSketchSize(), sectors(ESP.getSketchSize()));
     DEBUG_MSG_P(PSTR("[INIT] Max OTA size:      %8u bytes / %4d sectors\n"), maxSketchSpace(), sectors(maxSketchSpace()));
-    DEBUG_MSG_P(PSTR("[INIT] EEPROM size:       %8u bytes / %4d sectors\n"), settingsMaxSize(), sectors(settingsMaxSize()));
-    DEBUG_MSG_P(PSTR("[INIT] Empty space:       %8u bytes /    4 sectors\n"), 4 * SPI_FLASH_SEC_SIZE);
+    DEBUG_MSG_P(PSTR("[INIT] EEPROM size:       %8u bytes / %4d sectors\n"), EEPROMr.sectors() * SPI_FLASH_SEC_SIZE, EEPROMr.sectors());
+    DEBUG_MSG_P(PSTR("[INIT] Reserved space:    %8u bytes /    4 sectors\n"), 4 * SPI_FLASH_SEC_SIZE);
+    DEBUG_MSG_P(PSTR("\n"));
+
+    DEBUG_MSG_P(PSTR("[INIT] EEPROM sectors: %s\n"), (char *) eepromSectors().c_str());
     DEBUG_MSG_P(PSTR("\n"));
 
     // -------------------------------------------------------------------------